package operation;
import book.Book;
import book.BookList;

import java.util.Scanner;

public class AddOperation implements IOPeration{
    public void work(BookList bookList){
        System.out.println("新增图书！");
        Scanner scanner = new Scanner(System.in);
        System.out.println("请输入书名：");
        String name = scanner.nextLine();
        System.out.println("请输入作者：");
        String author = scanner.nextLine();
        System.out.println("请输入价格：");
        String price = scanner.nextLine();
        scanner.nextLine();//多读一次（整型在上面，字符串在下面，会把回车都进去）
        System.out.println("请输入类型：");
        String type = scanner.nextLine();

        Book book = new Book(name,author,price,type);
        int currentSize = bookList.getUsedSize();//!!!!!

        //如果有这本书 就不能添加了
        for(int i = 0;i < currentSize;i++){
            Book book1 = bookList.getBook(i);
            if(book1.getName().equals(name)){
                System.out.println("书架存在这种书，不能进行添加！");
                return;

            }
        }
        //默认放到了数组的最后的位置
        bookList.setBooks(currentSize,book);
        //让usedSize++
        bookList.setUsedSize(currentSize+1);

    }
}
